package study.web;

import java.io.IOException;

import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;

public class StudyFilter implements Filter {

	@Override
	public void destroy() {
	}
	
	@Override
	public void doFilter(ServletRequest req, ServletResponse resp,
			FilterChain chain) throws IOException, ServletException {
		long starttime = System.currentTimeMillis();
		chain.doFilter(req, resp);
		System.out.println("process time : " + (System.currentTimeMillis() - starttime));
	}
	
	@Override
	public void init(FilterConfig arg0) throws ServletException {
	}
	
}
